ADC DSX-3 User Manual page 40

Rear cross connect system
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ADCP-80-314 • Issue 6 • January 2001 • Section 3: Operation
This procedure is used to rearrange working circuits without interrupting service when patches
are installed and removed.
STEP
PROCEDURE
1
Select the equipment that is to be rolled over to new facility.
2
At both sites patch the Office Equipment to the new facility using patch cords as follows:
(a) Connect the Office Equipment MON jack x to a bridging repeater IN jack y.
(b) Connect the bridging repeater OUT z jack to the new facility IN jack {.
Perform steps 2(a) and 2(b) at corresponding far end office before proceeding.
(c) Connect the new facility MON jack | to a bridging repeater IN jack }.
(d) Connect the bridging repeater OUT jack ~ to the Office Equipment IN jack .
Perform steps 2(c) and 2(d) at corresponding far end office before proceeding.
Insert a 75 ohm terminating plug into the Standby Facility OUT jack €.
3
Insert a 75 ohm terminating plug into the Office Equipment OUT jack .
4
Perform steps 3 and 4 at corresponding far end office.
5
Service is now temporarily patched between the Office Equipment and New Facility.
6
Remove existing cross-connect jumpers between the Office Equipment and Existing
Facility.
7
Run new cross-connect jumpers between the Office Equipment and New Facility.
Perform steps 6 and 7 at corresponding far end office before proceeding.
8
Remove existing cross-connect jumpers between the Office Equipment and Existing Facility.
Remove the 75 ohm termination plug from the Office Equipment OUT jack .
9
Remove the 75 ohm termination plug from the New Facility OUT jack €.
10
Perform steps 9 and 10 at corresponding far end office before proceeding.
11
Remove patch cords between Office Equipment and New Facility as follows:
(a) Remove Office Equipment IN jack  to bridging repeater OUT jack ~.
(b) Remove bridging repeater IN jack } to New Facility MON jack |.
Perform steps 11(a) and 11(b) at corresponding far end office before proceeding.
(c) Remove New Facility IN jack { to bridging repeater OUT jack z.
(d) Remove bridging repeater IN jack y to Office Equipment MON jack x.
Perform steps 11(c) and 11(d) at corresponding far end office.
Page 3-6
 2001, ADC Telecommunications, Inc.
IN-SERVICE ROLL OVER TO NEW FACILITY
Warning: Reverse order must be followed exactly to avoid another interruption
when removing in-service patch!
PROCEDURE 4

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